Display screen or portion thereof with icon



FIG. 1 is a front view of a display screen or portion thereof with icon,showing our new design; and,

FIG. 2 is a front view thereof, in which a mobile terminal in brokenline is provided to illustrate an example environment.

The broken lines showing a display screen or portion thereof form nopart of the claimed design.

CLAIM The ornamental design for a display screen or portion thereof withicon, as shown and described.